FIELD: information technology.
SUBSTANCE: first platform receives a ring tone press-copy service request initiated by the caller, transmits said information to a second platform according to allow subscription for the ring tone service for the caller. The first platform of the telecommunication operator or subnetwork to which the caller belongs determines that the caller and the called subscriber do not belong to the same telecommunication operator or do not belong to the same subnetwork of the same telecommunication operator, and the first platform transmits first press copy information to the second platform.
EFFECT: enabling a CBRT copy service when a caller and a called subscriber belong to different telecommunication operators or to different subnetworks of the same operator.
10 cl, 13 dwg, 4 tbl
